in another swing state florida, romney trails by four points. this map shows projections of the steep climb for romney without ohio he would need every other battleground state at the same time he needs to stay on message. yesterday at a rally in ohio romney backtracked a bit on the comment he made about the 47%. he said he doesn't have to worry about. >> i want to be president of all the people of america. i want to help all the people of america. you don't get into a race like this with myself and my family and do the work and commitment that we've put forward without the passion to help all of america. >> reporter: today in ohio the candidates are expected to clash over china. the obama campaign will hit romney for investments in chinese companies. after ohio the next face off will be the first presidential debate october 3rd. kira klapper, abc7 news. >>> 5:05. prosecutors say they will not file charges against the san jose police officer whose 3-year-old son accidentally killed himself with his father's gun in july. the boy found the gun in